Blast zones identified as Garden Grove chemical tank inches toward explosion
Fire officials in Garden Grove have identified blast zones around a chemical tank that is at risk of explosion. The zones are categorized as severe, moderate, and light, with varying levels of potential damage and harm. Approximately 40,000 residents have evacuated, but some have refused to leave despite the ongoing danger.
- ▪The most severe blast zone could cause severe structural damage and significant harm.
- ▪An oblong circle above the tank is divided into red, orange, and yellow zones representing further hazards from the chemicals.
- ▪Dr. Regina Chinsio-Kwong stated that smelling the chemicals does not necessarily indicate danger, but heavy doses can cause severe respiratory distress.
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Metro Blast zones identified as Garden Grove chemical tank inches toward explosion By Ross O'Keefe Published May 23, 2026, 7:07 p.m. ET See more of our coverage in your search results. Add The California Post on Google Fire officials have released a clear and haunting view of what damage could look like if the toxic Garden Grove tank explodes, with its temperature increasing with each passing hour. OCFA Division Chief Nick Freeman said Friday that blast zones would be divided into severe, moderate, and light blast zones in a radius around the tank. The most severe blast zone will cause “severe structural damage and significant harm,” while the moderate zone will see structural damage and some harm. The lightest zone will see just some structural damage.
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